| Acronym | Meaning |
| PAN | Peroxyacetyl Nitrate |
| SMG | Submandibular Gland |
| EDHF | Endothelium-derived Hyperpolarizing Factor |
| TLM | Transmission Line Method |
| CAN | Cellulose Acetate Nitrate |
| MHA | Mott-Hubbard-Anderson (model In Band-structure Calcns.) |
| USTCS | Underground Storage Tank Cleanup Section |
| SPFM | Scanning Polarization Force Microscopy |
| TRXRD | Time-resolved X-ray Diffraction |
| AS | Auger Spectroscopy |